机译:Genetic diversity and evolution of Apple stem pitting virus isolates from pear in China
Univ Sherbrooke, Dept Biol, Ctr SEVE, 2500 Blvd Univ, Sherbrooke, PQ J1K 2R1, Canada;
Huazhong Agr Univ, Coll Plant Sci & Technol, Wuhan 430070, Hubei, Peoples R China;
Apple stem pitting virus; coat protein; genetic diversity; phylogenetic analysis; recombination; triple gene block;